Question

by subtracting 20 from a number are get -17.find the number
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Answer 1

Answer:

Let the number be 'x'

According to question

x-20= -17

(By substituting values)

x= -17+20

x=3

Answer 2

Answer:

3

Step-by-step explanation:

a-20=-17

a= -17+20

a=3

hence

3-20= -17